/*! `fortran` grammar compiled for Highlight.js 11.10.0 */
  (function(){
    var hljsGrammar = (function () {
  'use strict';

  /*
  Language: Fortran
  Author: Anthony Scemama <scemama@irsamc.ups-tlse.fr>
  Website: https://en.wikipedia.org/wiki/Fortran
  Category: scientific
  */

  /** @type LanguageFn */
  function fortran(hljs) {
    const regex = hljs.regex;
    const PARAMS = {
      className: 'params',
      begin: '\\(',
      end: '\\)'
    };

    const COMMENT = { variants: [
      hljs.COMMENT('!', '$', { relevance: 0 }),
      // allow FORTRAN 77 style comments
      hljs.COMMENT('^C[ ]', '$', { relevance: 0 }),
      hljs.COMMENT('^C$', '$', { relevance: 0 })
    ] };

    // regex in both fortran and irpf90 should match
    const OPTIONAL_NUMBER_SUFFIX = /(_[a-z_\d]+)?/;
    const OPTIONAL_NUMBER_EXP = /([de][+-]?\d+)?/;
    const NUMBER = {
      className: 'number',
      variants: [
        { begin: regex.concat(/\b\d+/, /\.(\d*)/, OPTIONAL_NUMBER_EXP, OPTIONAL_NUMBER_SUFFIX) },
        { begin: regex.concat(/\b\d+/, OPTIONAL_NUMBER_EXP, OPTIONAL_NUMBER_SUFFIX) },
        { begin: regex.concat(/\.\d+/, OPTIONAL_NUMBER_EXP, OPTIONAL_NUMBER_SUFFIX) }
      ],
      relevance: 0
    };

    const FUNCTION_DEF = {
      className: 'function',
      beginKeywords: 'subroutine function program',
      illegal: '[${=\\n]',
      contains: [
        hljs.UNDERSCORE_TITLE_MODE,
        PARAMS
      ]
    };

    const STRING = {
      className: 'string',
      relevance: 0,
      variants: [
        hljs.APOS_STRING_MODE,
        hljs.QUOTE_STRING_MODE
      ]
    };

    const KEYWORDS = [
      "kind",
      "do",
      "concurrent",
      "local",
      "shared",
      "while",
      "private",
      "call",
      "intrinsic",
      "where",
      "elsewhere",
      "type",
      "endtype",
      "endmodule",
      "endselect",
      "endinterface",
      "end",
      "enddo",
      "endif",
      "if",
      "forall",
      "endforall",
      "only",
      "contains",
      "default",
      "return",
      "stop",
      "then",
      "block",
      "endblock",
      "endassociate",
      "public",
      "subroutine|10",
      "function",
      "program",
      ".and.",
      ".or.",
      ".not.",
      ".le.",
      ".eq.",
      ".ge.",
      ".gt.",
      ".lt.",
      "goto",
      "save",
      "else",
      "use",
      "module",
      "select",
      "case",
      "access",
      "blank",
      "direct",
      "exist",
      "file",
      "fmt",
      "form",
      "formatted",
      "iostat",
      "name",
      "named",
      "nextrec",
      "number",
      "opened",
      "rec",
      "recl",
      "sequential",
      "status",
      "unformatted",
      "unit",
      "continue",
      "format",
      "pause",
      "cycle",
      "exit",
      "c_null_char",
      "c_alert",
      "c_backspace",
      "c_form_feed",
      "flush",
      "wait",
      "decimal",
      "round",
      "iomsg",
      "synchronous",
      "nopass",
      "non_overridable",
      "pass",
      "protected",
      "volatile",
      "abstract",
      "extends",
      "import",
      "non_intrinsic",
      "value",
      "deferred",
      "generic",
      "final",
      "enumerator",
      "class",
      "associate",
      "bind",
      "enum",
      "c_int",
      "c_short",
      "c_long",
      "c_long_long",
      "c_signed_char",
      "c_size_t",
      "c_int8_t",
      "c_int16_t",
      "c_int32_t",
      "c_int64_t",
      "c_int_least8_t",
      "c_int_least16_t",
      "c_int_least32_t",
      "c_int_least64_t",
      "c_int_fast8_t",
      "c_int_fast16_t",
      "c_int_fast32_t",
      "c_int_fast64_t",
      "c_intmax_t",
      "C_intptr_t",
      "c_float",
      "c_double",
      "c_long_double",
      "c_float_complex",
      "c_double_complex",
      "c_long_double_complex",
      "c_bool",
      "c_char",
      "c_null_ptr",
      "c_null_funptr",
      "c_new_line",
      "c_carriage_return",
      "c_horizontal_tab",
      "c_vertical_tab",
      "iso_c_binding",
      "c_loc",
      "c_funloc",
      "c_associated",
      "c_f_pointer",
      "c_ptr",
      "c_funptr",
      "iso_fortran_env",
      "character_storage_size",
      "error_unit",
      "file_storage_size",
      "input_unit",
      "iostat_end",
      "iostat_eor",
      "numeric_storage_size",
      "output_unit",
      "c_f_procpointer",
      "ieee_arithmetic",
      "ieee_support_underflow_control",
      "ieee_get_underflow_mode",
      "ieee_set_underflow_mode",
      "newunit",
      "contiguous",
      "recursive",
      "pad",
      "position",
      "action",
      "delim",
      "readwrite",
      "eor",
      "advance",
      "nml",
      "interface",
      "procedure",
      "namelist",
      "include",
      "sequence",
      "elemental",
      "pure",
      "impure",
      "integer",
      "real",
      "character",
      "complex",
      "logical",
      "codimension",
      "dimension",
      "allocatable|10",
      "parameter",
      "external",
      "implicit|10",
      "none",
      "double",
      "precision",
      "assign",
      "intent",
      "optional",
      "pointer",
      "target",
      "in",
      "out",
      "common",
      "equivalence",
      "data"
    ];
    const LITERALS = [
      ".False.",
      ".True."
    ];
    const BUILT_INS = [
      "alog",
      "alog10",
      "amax0",
      "amax1",
      "amin0",
      "amin1",
      "amod",
      "cabs",
      "ccos",
      "cexp",
      "clog",
      "csin",
      "csqrt",
      "dabs",
      "dacos",
      "dasin",
      "datan",
      "datan2",
      "dcos",
      "dcosh",
      "ddim",
      "dexp",
      "dint",
      "dlog",
      "dlog10",
      "dmax1",
      "dmin1",
      "dmod",
      "dnint",
      "dsign",
      "dsin",
      "dsinh",
      "dsqrt",
      "dtan",
      "dtanh",
      "float",
      "iabs",
      "idim",
      "idint",
      "idnint",
      "ifix",
      "isign",
      "max0",
      "max1",
      "min0",
      "min1",
      "sngl",
      "algama",
      "cdabs",
      "cdcos",
      "cdexp",
      "cdlog",
      "cdsin",
      "cdsqrt",
      "cqabs",
      "cqcos",
      "cqexp",
      "cqlog",
      "cqsin",
      "cqsqrt",
      "dcmplx",
      "dconjg",
      "derf",
      "derfc",
      "dfloat",
      "dgamma",
      "dimag",
      "dlgama",
      "iqint",
      "qabs",
      "qacos",
      "qasin",
      "qatan",
      "qatan2",
      "qcmplx",
      "qconjg",
      "qcos",
      "qcosh",
      "qdim",
      "qerf",
      "qerfc",
      "qexp",
      "qgamma",
      "qimag",
      "qlgama",
      "qlog",
      "qlog10",
      "qmax1",
      "qmin1",
      "qmod",
      "qnint",
      "qsign",
      "qsin",
      "qsinh",
      "qsqrt",
      "qtan",
      "qtanh",
      "abs",
      "acos",
      "aimag",
      "aint",
      "anint",
      "asin",
      "atan",
      "atan2",
      "char",
      "cmplx",
      "conjg",
      "cos",
      "cosh",
      "exp",
      "ichar",
      "index",
      "int",
      "log",
      "log10",
      "max",
      "min",
      "nint",
      "sign",
      "sin",
      "sinh",
      "sqrt",
      "tan",
      "tanh",
      "print",
      "write",
      "dim",
      "lge",
      "lgt",
      "lle",
      "llt",
      "mod",
      "nullify",
      "allocate",
      "deallocate",
      "adjustl",
      "adjustr",
      "all",
      "allocated",
      "any",
      "associated",
      "bit_size",
      "btest",
      "ceiling",
      "count",
      "cshift",
      "date_and_time",
      "digits",
      "dot_product",
      "eoshift",
      "epsilon",
      "exponent",
      "floor",
      "fraction",
      "huge",
      "iand",
      "ibclr",
      "ibits",
      "ibset",
      "ieor",
      "ior",
      "ishft",
      "ishftc",
      "lbound",
      "len_trim",
      "matmul",
      "maxexponent",
      "maxloc",
      "maxval",
      "merge",
      "minexponent",
      "minloc",
      "minval",
      "modulo",
      "mvbits",
      "nearest",
      "pack",
      "present",
      "product",
      "radix",
      "random_number",
      "random_seed",
      "range",
      "repeat",
      "reshape",
      "rrspacing",
      "scale",
      "scan",
      "selected_int_kind",
      "selected_real_kind",
      "set_exponent",
      "shape",
      "size",
      "spacing",
      "spread",
      "sum",
      "system_clock",
      "tiny",
      "transpose",
      "trim",
      "ubound",
      "unpack",
      "verify",
      "achar",
      "iachar",
      "transfer",
      "dble",
      "entry",
      "dprod",
      "cpu_time",
      "command_argument_count",
      "get_command",
      "get_command_argument",
      "get_environment_variable",
      "is_iostat_end",
      "ieee_arithmetic",
      "ieee_support_underflow_control",
      "ieee_get_underflow_mode",
      "ieee_set_underflow_mode",
      "is_iostat_eor",
      "move_alloc",
      "new_line",
      "selected_char_kind",
      "same_type_as",
      "extends_type_of",
      "acosh",
      "asinh",
      "atanh",
      "bessel_j0",
      "bessel_j1",
      "bessel_jn",
      "bessel_y0",
      "bessel_y1",
      "bessel_yn",
      "erf",
      "erfc",
      "erfc_scaled",
      "gamma",
      "log_gamma",
      "hypot",
      "norm2",
      "atomic_define",
      "atomic_ref",
      "execute_command_line",
      "leadz",
      "trailz",
      "storage_size",
      "merge_bits",
      "bge",
      "bgt",
      "ble",
      "blt",
      "dshiftl",
      "dshiftr",
      "findloc",
      "iall",
      "iany",
      "iparity",
      "image_index",
      "lcobound",
      "ucobound",
      "maskl",
      "maskr",
      "num_images",
      "parity",
      "popcnt",
      "poppar",
      "shifta",
      "shiftl",
      "shiftr",
      "this_image",
      "sync",
      "change",
      "team",
      "co_broadcast",
      "co_max",
      "co_min",
      "co_sum",
      "co_reduce"
    ];
    return {
      name: 'Fortran',
      case_insensitive: true,
      aliases: [
        'f90',
        'f95'
      ],
      keywords: {
        $pattern: /\b[a-z][a-z0-9_]+\b|\.[a-z][a-z0-9_]+\./,
        keyword: KEYWORDS,
        literal: LITERALS,
        built_in: BUILT_INS
      },
      illegal: /\/\*/,
      contains: [
        STRING,
        FUNCTION_DEF,
        // allow `C = value` for assignments so they aren't misdetected
        // as Fortran 77 style comments
        {
          begin: /^C\s*=(?!=)/,
          relevance: 0
        },
        COMMENT,
        NUMBER
      ]
    };
  }

  return fortran;

})();

    hljs.registerLanguage('fortran', hljsGrammar);
  })();